20914335 Return Line | Genuine Volvo Penta Part

🔧 Product Description

Formed fluid or air-transfer component used in the tad650ve common-rail fuel return and pressure-regulator assembly. It maintains the original bore, routing, connection geometry and service clearance. Application note: Catalogue configuration applies within the relevant TAD650VE serial range. Regulator and hollow-screw combinations change by production version.

🚤 Compatibility

Typically suits:

• Volvo Penta TAD650VE
• Volvo Penta TAD660VE

• Engine Family: TAD
• HP Range: Approximately 250 HP
• Year Range: Approximately 2000s-2010s
• Serial Range: SN10190622-10435292

⚙️ Key Features

• For engines from serial number 10190622 to 10435292
• 0.399 kg
• 2 applications across TAD-series engines
• Common-rail fuel return and pressure-regulator assembly
• Fitted with hollow screw 20914382 in this arrangement

🔌 Function

Carries fuel back from the pressure regulator into the return circuit, holding the bore and routing that the regulator arrangement needs.

⚠️ Common Signs of Failure

• Diesel smell or a wet film at one of the unions
• Hunting, a stall under load or hard starting where air is drawn in at a joint
• Rail pressure faults logged if the return path is restricted
• Line found cracked at a bend or chafed where it passes a bracket
• Sealing washers found flattened and the union faces scored

🛠️ Service Notes

• Order by serial number - this line is listed for engines from serial number 10190622 to 10435292, and the regulator and hollow-screw combination changes with production version
• Hollow screw 20914382 is listed for use with this line, so check whether both are needed
• Renew the sealing washers at the unions and bleed the fuel system after fitting

🔄 Supersession & Cross Reference

OEM / Related Numbers

• 20914382 hollow screw
• 20993071 fuel-pressure regulator
• 21060258 and 21103266 later regulator references
• 21169170 36 mm hollow screw used with later regulator configuration
• 20459906 banjo nipple
• 20838200 fuel pipe
• 20792162 pump O-ring
• 20793558 retaining screw
• 20795661 pump tappet

OEM Reman Alternatives

• 20798675 high-pressure pump; 3801103 exchange pump
• 21147446 later high-pressure pump; 3801277 exchange pump

📦 Condition

• Genuine Volvo Penta part
• Brand new
• Supplied in original or equivalent packaging